Apple posts Black Friday sale teaser — In advance of the biggest shopping day of the year, Apple has posted a teaser for a Nov. 26 Black Friday sale on its website, telling customers to come back to the Apple Online Store on Friday for a special “holiday shopping event.”

Video Support for AirPlay Is Limited in iOS 4.2 — AirPlay is the killer feature for Apple TV. But perhaps we'd better keep that in the future tense for now: it's going to be the killer feature for Apple TV. After installing today's various software updates for iOS devices …

Yelp Introduces Checkin Offers — Foursquare may have pioneered the idea of rewards and specials associated with checkins, but everyone from Facebook to SCVNGR has followed suit. Today, Yelp joins the fray, giving business owners the ability to add “Check-in Offers” to their venues.

Phil Schiller has a Twitter — Apple's VP of iOS Scott Forstall got a Twitter back in mid-July and today Apple's Senior Vice President of Worldwide Product Marketing Phil Schiller got his verified. We've honestly been following his account for a while now but only very recently could it have been verified …

Tim Berners-Lee: Facebook could fragment web — Founder of world wide web says some of the most successful social networking sites ‘have begun to chip away at its principles’ — Facebook, LinkedIn and other social networking sites represent “one of several threats” to the future of the world wide web …

FCC Updating 911 for the Texting Generation, SRSLY — In a bid to bring the life-saving emergency service 911 into the 21st century, the FCC is looking at letting citizens report crimes through text messages and even stream video from their mobile phones to emergency centers.

Accel Partners' Extraordinary 2005 Fund IX — In 2005 Accel Partners closed its $440 million Accel 9 Fund. That fund may not go down in history as the most profitable venture fund ever, but it will certainly be one to remember. Why? Facebook, for the most part.

Silverlight coming to Xbox 360-the circle is complete — Microsoft has put out a job advert asking for a software development engineer to bring Silverlight to the Xbox 360. — Silverlight is already the development basis of Windows phone 7, and of course already runs on the desktop.

Opera 11 Beta Introduces Tab Stacking, Extensions — The beta of Opera 11, released today, continues Opera Software's long tradition of innovating in the browser space by introducing a neat new feature: tab stacking. The idea is that users can stack tabs to group them by site or by theme …

Intel Offers Silicon With New Packages, Deals — Most personal computer makers buy chips the way Intel wants to offer them. But the technology giant has learned it needs to be more flexible in other markets, as an unusual arrangement with another Silicon Valley company shows.